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1 840 178

(13)

(51)

IPC

B64C13/36(2006-01-01)

(21) (22)

Application

2241870/11, 1978-07-31

(22)

Actual filing date

1978-07-31

(45)

Published

2006-06-27

(72)

Inventor

Parmenov Jurij AlekseevichPopov Aleksandr DanilovichShapkov Vjacheslav IvanovichRostokin Konstantin Petrovich

ELECTRO-HYDRAULIC SERVO UNIT Russian patent published in 2006 - IPC B64C13/36

Abstract SU 1840178 A1

FIELD: aeronautical engineering.

SUBSTANCE: proposed servo unit has body, electro-hydraulic power actuator, actuating cylinder, actuating cylinder piston rod travel limiter made in form of piston with bush, electro-hydraulic valve mounted in chamber, check valve, limiter control valve and connecting valves. Limiter chamber is located coaxially relative to actuating cylinder. Piston with limiter bush is mounted on actuating cylinder rod. Limiter chamber is connected with check valve and electro-hydraulic valve by means of passage through limiter control valve.

EFFECT: enhanced reliability.

1 dwg

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SU 1 840 178 A1

Authors

Parmenov Jurij Alekseevich

Popov Aleksandr Danilovich

Shapkov Vjacheslav Ivanovich

Rostokin Konstantin Petrovich

Dates

2006-06-27—Published

1978-07-31—Filed